Cam Sync Kit w/ Bracket 556-114

$367.95 $314.95
GVMR_556-114
.Sensors Air and Fuel All Engine Camshaft Position Sensor Fuel Injection Systems and Components - Electronic Holley EFI Ignition In Stock Sale Sensors Speed and Position Sensors
Specifically designed for use w/ JESEL and similar external, dry timing-belt, cam drive systems. Includes 3 wire hall-effect sensor (8-20 volts), anodized billet aluminum...

36-1 Tooth Crank Trigger System for Big Block Chevy 556-113

$686.95 $583.95
GVMR_556-113
All Crank Trigger Kits Distributors, Magnetos and Crank Triggers Holley EFI Ignition Ignition Crank Trigger Kit Ignitions and Electrical In Stock Sale Sensors
Holley's EFI Crank Trigger Kit is engineered to provide an accurate crank speed & position signal to Holley EFI systems in the most-demanding, high...

For Dominator, HP ECU's, and other EFI systems 556-112

$95.95 $83.33
GVMR_556-112
.IgnitionCoils All Direct Ignition Coil Holley EFI Ignition Ignition Coil Ignition Coils Ignition Components Ignitions and Electrical In Stock Popular Search (Search Bar) Sale
This coil is designed for use with Holley HP and Dominator ECU's, as well other EFI systems that can drive "smart" ignition coils. Although...

Plug and Play CANbus Exhaust Gas Temperature Kit, for Holley EFI. 554-186

$1,776.95 $1,528.95
GVMR_554-186
All Data Acquisition Data Acquisition and Components Emission Control Exhaust Gas Temperature (EGT) Sensor Holley EFI Ignitions and Electrical In Stock Sale Sensors
Introducing the Holley EFI 8 Channel CANBus EGT Kit. Exhaust Gas Temperature data is critical information when your engine tune up is on the...

1/4" EGT PROBE, OPEN TIP 554-178

$130.95 $113.35
GVMR_554-178
All Data Acquisition Data Acquisition and Components Emission Control Exhaust Gas Temperature (EGT) Sensor Holley EFI Ignitions and Electrical In Stock Sale Sensors
Exhaust Gas Temperature is a critical indicator of the performance of a typical racing engine.1/4" EGT PROBE, OPEN TIP 554-178

Holley EFI CAN Input/Output Module Kit 554-165

$499.95 $433.95
GVMR_554-165
.EFIControlModules .ModulesProgrammersMonitors .TunersProgrammersModules All Computers and Components Computers, Chips, Modules and Programmers Control Modules Engine Engine Control Module Engine Control Module (ECM) Holley EFI Ignitions and Electrical In Stock Sale
The Holley EFI CAN Input/Output Module can be added to Holley EFI HP, Dominator, Terminator X and Terminator X Max EFI installations. This CAN...

X and Y Axis G-Meter 554-162

$453.95 $394.95
GVMR_554-162
All Data Acquisition Data Acquisition and Components Holley EFI Ignitions and Electrical In Stock Instrument Panel Lateral Accelerometer Gauge Sale
Introducing the Holley EFI 2 Axis G-Meter. Designed to be stable in the harshest environment. Co-Designed with RACEPAK, this G-meter would be a perfect...

Replacement Sniper and Terminator X O2 Sensor 554-155

$166.95 $144.85
GVMR_554-155
.Sensors Air and Fuel All Emission Control Holley EFI In Stock Oxygen Sensor Oxygen Sensors Oxygen Sensors, Controllers and Components Sale Sensors
Replacement Bosch wideband oxygen sensor for Sniper EFI and Terminator X systems.Replacement Sniper and Terminator X O2 Sensor 554-155

Compatible with Terminator X Harnesses 554-152

$862.95 $763.95
GVMR_554-152
.EFIControlModules .ModulesProgrammersMonitors .TunersProgrammersModules All Computers and Components Computers, Chips, Modules and Programmers Control Modules Engine Engine Control Module Engine Control Module (ECM) Holley EFI Ignitions and Electrical In Stock Sale
The Terminator X Max ECU features real-time fuel learn, high impedance injector drivers, an integrated 1bar MAP sensor, electronic transmission control, drive-by-wire throttle body...

Holley EFI Programmable 8 Channel Injector Driver Module 554-142

$617.95 $556.95
GVMR_554-142
.EFIControlModules .Modules .ModulesProgrammersMonitors .TunersProgrammersModules Air and Fuel Delivery All Computer Modules Computers, Chips, Modules and Programmers Control Modules Diesel Fuel Injector Driver Module Fuel Injection System and Related Components Fuel System Controller Holley EFI Ignitions and Electrical In Stock Sale Uncategorized
Introducing the Holley EFI Programmable 8 Channel Injector Driver Module. The ultimate solution for methanol burning engines that require a large set of secondary...

USB Connection for 553-106 and 553-109 554-140

$111.95 $96.25
GVMR_554-140
.Gauges All Computer Chip Programmer Input Cable Digital Gauge Kits Engine Service Gauge Kits Gauges and Accessories Holley EFI In Stock Sale Tools and Equipment Vehicles, Equipment, Tools, and Supplies
Have you been searching for a reason to discard your old noisy mechanical speedometer cable? If so, the Holley GPS Module for our 7"...

0-500 PSI Pressure Transducer 554-136

$206.95 $179.95
GVMR_554-136
.Sensors Air and Fuel Air and Fuel Delivery All Fuel Injection Pressure Sensor Fuel Injection Systems and Components - Electronic Holley EFI In Stock Pressure Sensors Sale Sensors
Meet your higher boosted specifications with our 0-500 pressure transducer.0-500 PSI Pressure Transducer 554-136

For use in forced induction applications up to 88.4PSI 554-135

$206.95 $179.95
GVMR_554-135
.Sensors Air and Fuel All Emission Control Fuel Injection Systems and Components - Electronic Holley EFI In Stock Manifold Absolute Pressure Sensor Map Sensors Sale Sensors
For use in forced induction applications up to 88.4PSIFor use in forced induction applications up to 88.4PSI 554-135

MAP Sensor - 3.5 Bar 554-134

$190.95 $165.55
GVMR_554-134
.Sensors Air and Fuel All Emission Control Fuel Injection Systems and Components - Electronic Holley EFI In Stock Manifold Absolute Pressure Sensor Map Sensors Sale Sensors
Preconfigured for Holley HP and Dominator systems, used in forced induction applications when a 2 or 3 Bar sensor is not sufficient for certain...

For use with N/A Engine or Nitrous Engines 554-133

$206.95 $179.95
GVMR_554-133
.Sensors Air and Fuel All Emission Control Fuel Injection Systems and Components - Electronic Holley EFI In Stock Manifold Absolute Pressure Sensor Map Sensors Sale Sensors
For use with N/A Engine or Nitrous EnginesFor use with N/A Engine or Nitrous Engines 554-133

Developed specifically for Holley EFI analog-style CAN gauges 554-130

$155.95 $134.95
GVMR_554-130
All Control Modules Gauge Sensor Module Gauge Wiring Harnesses Holley EFI Ignitions and Electrical In Stock Sale Wiring Harnesses
One plug and play gauge module (P/N 554-130) is required per set of CAN gauges. User can daisy chain as many gauges as they...

TRANSBRAKE INPUT PROTECTION MODULE 554-128

$61.95 $53.33
GVMR_554-128
All Automatic Transmission Brake Solenoid Circuit Protection Wiring Harness Electrical, Lighting and Body Holley EFI Ignitions and Electrical In Stock Sale Switches, Solenoids and Actuators Transmission Uncategorized Wire, Cable and Related Components Wiring Components Wiring Pigtails
554-128 is a device that allows for an ECU input to be safely connected directly to the +12V side of the transbrake solenoid. This...

Camshaft Sensor w/ Flying Magnet Target 554-127

$272.95 $236.65
GVMR_554-127
.Sensors Air and Fuel All Engine Camshaft Position Sensor Fuel Injection Systems and Components - Electronic Holley EFI Ignition In Stock Sale Sensors Speed and Position Sensors
Cam Sync Sensor Kit; Complete with Cam Sync Flying Magnet Target and Hall Effect Cam Sync Sensor; M12x1Camshaft Sensor w/ Flying Magnet Target 554-127

Cam Sync, Camshaft Sensor; Hall Effect; M12x1; For use with Flying Magnet Target 554-125

$191.95 $166.45
GVMR_554-125
.Sensors Air and Fuel All Engine Camshaft Position Sensor Fuel Injection Systems and Components - Electronic Holley EFI Ignition In Stock Sale Sensors Speed and Position Sensors
Holley EFI Cam Sync Signal is designed to generate a cam sync input signal to the ECU when used in flying magnet cam trigger...

Crank Sensor, Hall Effect, M12x1, For use with Ferrous Target 554-124

$194.95 $187.95
GVMR_554-124
.Sensors Air and Fuel All Engine Crankshaft Position Sensor Fuel Injection Systems and Components - Electronic Holley EFI Ignition In Stock Popular Search (Search Bar) Sale Sensors Speed and Position Sensors
Holley's EFI Crankshaft Signal Sensor is designed to generate an RPM input signal to the ECU when used in ferrous target crank trigger setups....

Eight Channel Coil Driver Kit 554-122

$323.95 $281.65
GVMR_554-122
All Control Modules Holley EFI Ignition Ignition Boxes and Components Ignition Boxes and Controllers Ignition Control Module Ignitions and Electrical In Stock Sale
The eight channel coil driver module is a "dumb coil" driver module that plugs into the main harness, which is needed when running the...

Terminator Air Temperature Sensor 554-121

$32.21 $28.09
GVMR_554-121
.Sensors Air and Fuel Air Charge Temperature Sensor All Engine Fuel Injection Systems and Components - Electronic Holley EFI In Stock Sale Sensors Temperature Sensors
Replacement Air Temperature Sensor for Terminator EFI.Terminator Air Temperature Sensor 554-121

3/4"-16 thread Hall effect sensor. 554-118

$190.95 $165.55
GVMR_554-118
.Sensors Air and Fuel All Fuel Injection Systems and Components - Electronic Holley EFI Ignition Ignition Crank Trigger Sensor In Stock Sale Sensors Speed and Position Sensors
P/N 554-118 is designed as a drop-in sensor replacement for flying magnet crank trigger setups using a 3/4-16" threaded magnetic sensor. This sensor is...

High Current Peak and Hold Water Methanol Solenoid Driver Module 554-115

$176.95 $86.95
GVMR_554-115
.AirFuelDelivery .FuelDelivery .WaterMethanolInjectionKits Air and Fuel Air and Fuel Cooling Systems and Components Air and Fuel Delivery All Control Modules Holley EFI In Stock Sale Water / Methanol Injection Module Water/Methanol Injection Components
High Current Peak and Hold Water Methanol Solenoid Driver ModuleHigh Current Peak and Hold Water Methanol Solenoid Driver Module 554-115

Dominator EFI ECU 554-114

$2,587.95 $2,349.95
GVMR_554-114
.EFIControlModules .ModulesProgrammersMonitors .TunersProgrammersModules Air and Fuel Delivery All Computers and Components Computers, Chips, Modules and Programmers Control Modules Engine Engine Control Module Engine Control Module (ECM) Fuel Injection Conversion Kit Holley EFI Ignitions and Electrical In Stock Popular Search (Search Bar) Sale Service Kits
Dominator® EFI Vehicle Management Systems are intended for non-emissions street and racing engine applications. In addition to the transmission control, drive by wire, and...

HP EFI ECU, USB Cable, and Software 554-113

$1,958.95 $1,798.95
GVMR_554-113
.EFIControlModules .ModulesProgrammersMonitors .TunersProgrammersModules Air and Fuel Delivery All Computers and Components Computers, Chips, Modules and Programmers Control Modules Engine Engine Control Module Engine Control Module (ECM) Fuel Injection Conversion Kit Holley EFI Ignitions and Electrical In Stock Sale Service Kits
Looking for a plug and play alternative for your stock or built late model factory EFI engine? How about a replacement ECU for your...

High Current Nitrous Solenoid Driver 554-111

$142.95 $124.15
GVMR_554-111
.NitrousOxideSystemsAccessories Air and Fuel Air and Fuel Delivery All Control Modules Holley EFI In Stock Nitrous Oxide Controller Nitrous Oxide Controllers Nitrous Oxide Systems and Components Sale
High Current Nitrous Solenoid Driver for use with Holley EFIHigh Current Nitrous Solenoid Driver 554-111

Holley EFI 5 Bar MAP 554-108

$178.95 $155.65
GVMR_554-108
.Sensors Air and Fuel All Emission Control Fuel Injection Systems and Components - Electronic Holley EFI In Stock Manifold Absolute Pressure Sensor Map Sensors Sale Sensors
Holley EFI 5 Bar MAPHolley EFI 5 Bar MAP 554-108

Holley 3 Bar MAP Sensor 554-107

$155.95 $134.95
GVMR_554-107
.Sensors Air and Fuel All Emission Control Fuel Injection Systems and Components - Electronic Holley EFI In Stock Manifold Absolute Pressure Sensor Map Sensors Sale Sensors
Whether your engine has forced induction or is naturally aspirated, these Holley MAP sensors will keep your engine performing at its best. They're available...

1600 PSI Stainless Pressure Sensor 554-104

$220.95 $191.65
GVMR_554-104
.Sensors Air and Fuel Air and Fuel Delivery All Fuel Injection Pressure Sensor Fuel Injection Systems and Components - Electronic Holley EFI In Stock Pressure Sensors Sale Sensors
1600 PSI Stainless Pressure Sensor1600 PSI Stainless Pressure Sensor 554-104

0-200 PSI Range 554-103

$220.95 $191.65
GVMR_554-103
.Sensors Air and Fuel Air and Fuel Delivery All Fuel Injection Pressure Sensor Fuel Injection Systems and Components - Electronic Holley EFI In Stock Pressure Sensors Sale Sensors
Preconfigured for use in Holley HP and Dominator systems.0-200 PSI Range 554-103

0-100 PSI Range 554-102

$157.95 $134.95
GVMR_554-102
.Sensors Air and Fuel Air and Fuel Delivery All Fuel Injection Pressure Sensor Fuel Injection Systems and Components - Electronic Holley EFI In Stock Popular Search (Search Bar) Pressure Sensors Sale Sensors
Plug and play for Holley Avenger, HP, and Dominator ECU fuel and oil pressure inputs.0-100 PSI Range 554-102

Replacement NTK Wideband Oxygen Sensor for C950 or Holley EFI 554-100

$359.95
GVMR_554-100
.Sensors Air and Fuel All Emission Control Holley EFI In Stock Oxygen Sensor Oxygen Sensors Oxygen Sensors, Controllers and Components Popular Search (Search Bar) Sale Sensors
Replacement NTK Wideband Oxygen Sensor for C950 or Holley EFIReplacement NTK Wideband Oxygen Sensor for C950 or Holley EFI 554-100

Holley Dash Bezels for Holley EFI 6.86" PRO Dashes 553-427

$255.95 $224.95
GVMR_553-427
.Dashes .GaugePodsMounts All Dashboard Driver Information Display Bezel Gauge Components Gauge Mounting Panels Gauges and Accessories Holley EFI In Stock Sale
1986-1993 Chevrolet S10/S10 Blazer - GMC S15/S15 Jimmy/Sonoma - Holley 6.86" Dash Panel - BlackHolley Dash Bezels for Holley EFI 6.86" PRO Dashes 553-427This...

1967-1972 Chevrolet / GMC Truck - Holley 6.86" Dash Panel - Black 553-419

$304.95 $269.95
GVMR_553-419
.GaugePodsMounts All Dashboard Driver Information Display Bezel Gauge Components Gauge Mounting Panels Gauges and Accessories Holley EFI In Stock Sale
***The Holley dashes are not included and will need to be purchased separately.1967-1972 Chevrolet / GMC Truck - Holley 6.86" Dash Panel - Black...

1979-1981 Chevrolet Camaro - Holley 6.86" Dash Panel - Black 553-408

$411.95 $399.95
GVMR_553-408
.GaugePodsMounts All Dashboard Driver Information Display Bezel Gauge Components Gauge Mounting Panels Gauges and Accessories Holley EFI In Stock Sale
***The Holley dashes are not included and will need to be purchased separately.1979-1981 Chevrolet Camaro - Holley 6.86" Dash Panel - Black 553-408This Part...
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